./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/PodelskiRybalchenko-TACAS2011-Fig2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f639057-0812-4069-a121-47e01b8c2f22/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f639057-0812-4069-a121-47e01b8c2f22/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f639057-0812-4069-a121-47e01b8c2f22/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f639057-0812-4069-a121-47e01b8c2f22/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/PodelskiRybalchenko-TACAS2011-Fig2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f639057-0812-4069-a121-47e01b8c2f22/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f639057-0812-4069-a121-47e01b8c2f22/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0d6528b7cc69fe4ab1ae178e84639571fa28bd084493b226ea467e9ac1e22d5f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:09:19,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:09:19,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:09:20,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:09:20,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:09:20,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:09:20,057 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:09:20,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:09:20,066 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:09:20,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:09:20,076 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:09:20,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:09:20,079 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:09:20,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:09:20,085 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:09:20,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:09:20,093 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:09:20,097 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:09:20,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:09:20,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:09:20,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:09:20,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:09:20,116 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:09:20,119 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:09:20,127 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:09:20,128 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:09:20,128 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:09:20,131 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:09:20,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:09:20,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:09:20,134 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:09:20,135 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:09:20,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:09:20,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:09:20,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:09:20,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:09:20,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:09:20,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:09:20,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:09:20,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:09:20,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:09:20,146 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f639057-0812-4069-a121-47e01b8c2f22/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-13 23:09:20,196 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:09:20,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:09:20,199 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:09:20,199 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:09:20,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:09:20,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:09:20,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:09:20,201 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:09:20,208 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:09:20,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:09:20,210 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:09:20,210 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:09:20,211 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:09:20,211 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:09:20,211 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:09:20,211 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:09:20,212 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:09:20,212 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:09:20,212 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:09:20,213 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:09:20,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:09:20,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:09:20,214 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:09:20,214 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:09:20,214 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:09:20,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:09:20,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:09:20,215 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f639057-0812-4069-a121-47e01b8c2f22/bin/ukojak-2xVlg8857e/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f639057-0812-4069-a121-47e01b8c2f22/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d6528b7cc69fe4ab1ae178e84639571fa28bd084493b226ea467e9ac1e22d5f [2021-11-13 23:09:20,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:09:20,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:09:20,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:09:20,584 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:09:20,585 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:09:20,586 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f639057-0812-4069-a121-47e01b8c2f22/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/termination-crafted-lit/PodelskiRybalchenko-TACAS2011-Fig2.c [2021-11-13 23:09:20,683 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f639057-0812-4069-a121-47e01b8c2f22/bin/ukojak-2xVlg8857e/data/5e0d6c685/73cd0836d7ef400ca70b65b36403e971/FLAGbea55fc92 [2021-11-13 23:09:21,167 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:09:21,168 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f639057-0812-4069-a121-47e01b8c2f22/sv-benchmarks/c/termination-crafted-lit/PodelskiRybalchenko-TACAS2011-Fig2.c [2021-11-13 23:09:21,181 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f639057-0812-4069-a121-47e01b8c2f22/bin/ukojak-2xVlg8857e/data/5e0d6c685/73cd0836d7ef400ca70b65b36403e971/FLAGbea55fc92 [2021-11-13 23:09:21,530 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f639057-0812-4069-a121-47e01b8c2f22/bin/ukojak-2xVlg8857e/data/5e0d6c685/73cd0836d7ef400ca70b65b36403e971 [2021-11-13 23:09:21,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:09:21,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:09:21,541 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:09:21,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:09:21,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:09:21,546 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:09:21" (1/1) ... [2021-11-13 23:09:21,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22258898 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:21, skipping insertion in model container [2021-11-13 23:09:21,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:09:21" (1/1) ... [2021-11-13 23:09:21,558 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:09:21,574 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:09:21,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:09:21,721 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:09:21,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:09:21,761 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:09:21,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:21 WrapperNode [2021-11-13 23:09:21,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:09:21,777 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:09:21,777 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:09:21,777 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:09:21,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:21" (1/1) ... [2021-11-13 23:09:21,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:21" (1/1) ... [2021-11-13 23:09:21,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:09:21,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:09:21,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:09:21,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:09:21,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:21" (1/1) ... [2021-11-13 23:09:21,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:21" (1/1) ... [2021-11-13 23:09:21,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:21" (1/1) ... [2021-11-13 23:09:21,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:21" (1/1) ... [2021-11-13 23:09:21,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:21" (1/1) ... [2021-11-13 23:09:21,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:21" (1/1) ... [2021-11-13 23:09:21,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:21" (1/1) ... [2021-11-13 23:09:21,828 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:09:21,829 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:09:21,829 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:09:21,829 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:09:21,830 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:21" (1/1) ... [2021-11-13 23:09:21,839 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:09:21,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f639057-0812-4069-a121-47e01b8c2f22/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:09:21,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f639057-0812-4069-a121-47e01b8c2f22/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:09:21,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f639057-0812-4069-a121-47e01b8c2f22/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:09:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:09:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:09:22,195 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:09:22,196 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 23:09:22,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:09:22 BoogieIcfgContainer [2021-11-13 23:09:22,200 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:09:22,201 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:09:22,202 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:09:22,217 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:09:22,218 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:09:22" (1/1) ... [2021-11-13 23:09:22,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:09:22,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:22,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2021-11-13 23:09:22,290 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2021-11-13 23:09:22,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:09:22,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:22,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:22,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:22,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:22,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:22,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2021-11-13 23:09:22,483 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2021-11-13 23:09:22,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:09:22,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:22,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:22,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:22,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:22,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:22,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 17 states and 23 transitions. [2021-11-13 23:09:22,621 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 23 transitions. [2021-11-13 23:09:22,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:09:22,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:22,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:22,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:22,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:22,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:22,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2021-11-13 23:09:22,894 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2021-11-13 23:09:22,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:09:22,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:22,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:22,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:22,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:23,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:23,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2021-11-13 23:09:23,124 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2021-11-13 23:09:23,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:09:23,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:23,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:23,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:23,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:23,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:23,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 39 transitions. [2021-11-13 23:09:23,333 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2021-11-13 23:09:23,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:09:23,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:23,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:23,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:23,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:09:23,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:23,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 38 transitions. [2021-11-13 23:09:23,590 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2021-11-13 23:09:23,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:09:23,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:23,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:23,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:23,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:09:23,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:23,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2021-11-13 23:09:23,771 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2021-11-13 23:09:23,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:09:23,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:23,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:23,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:23,847 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:09:24,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:24,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2021-11-13 23:09:24,308 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2021-11-13 23:09:24,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:09:24,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:24,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:24,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:24,361 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:09:24,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:24,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2021-11-13 23:09:24,618 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2021-11-13 23:09:24,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:09:24,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:24,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:24,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:24,681 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:09:24,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:24,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2021-11-13 23:09:24,862 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2021-11-13 23:09:24,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:09:24,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:24,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:24,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:24,906 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:09:25,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:25,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2021-11-13 23:09:25,043 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2021-11-13 23:09:25,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:09:25,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:25,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:25,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:25,099 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:09:25,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:25,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2021-11-13 23:09:25,246 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2021-11-13 23:09:25,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:09:25,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:25,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:25,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:25,362 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:09:25,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:25,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2021-11-13 23:09:25,611 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2021-11-13 23:09:25,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:09:25,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:25,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:25,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:25,662 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:25,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:25,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 33 states and 40 transitions. [2021-11-13 23:09:25,874 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2021-11-13 23:09:25,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:09:25,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:25,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:25,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:25,938 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 19 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:26,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:26,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 36 states and 43 transitions. [2021-11-13 23:09:26,211 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2021-11-13 23:09:26,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:09:26,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:26,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:26,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:26,296 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 23 proven. 40 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:26,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:26,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 39 states and 46 transitions. [2021-11-13 23:09:26,567 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2021-11-13 23:09:26,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:09:26,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:26,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:26,656 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 27 proven. 57 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:26,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:26,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 42 states and 49 transitions. [2021-11-13 23:09:26,961 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2021-11-13 23:09:26,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:09:26,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:26,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:27,058 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 31 proven. 77 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:27,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:27,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2021-11-13 23:09:27,388 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2021-11-13 23:09:27,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:09:27,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:27,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:27,481 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 35 proven. 100 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:27,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:27,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 48 states and 55 transitions. [2021-11-13 23:09:27,833 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 55 transitions. [2021-11-13 23:09:27,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:09:27,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:27,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:27,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:27,937 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 39 proven. 126 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:28,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:28,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 51 states and 58 transitions. [2021-11-13 23:09:28,324 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2021-11-13 23:09:28,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:09:28,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:28,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:28,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:28,440 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 43 proven. 155 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:28,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:28,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 54 states and 61 transitions. [2021-11-13 23:09:28,854 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 61 transitions. [2021-11-13 23:09:28,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:09:28,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:28,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:28,968 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 47 proven. 187 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:29,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:29,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 57 states and 64 transitions. [2021-11-13 23:09:29,436 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 64 transitions. [2021-11-13 23:09:29,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:09:29,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:29,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:29,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:29,552 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 51 proven. 222 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:30,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:30,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 60 states and 67 transitions. [2021-11-13 23:09:30,019 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 67 transitions. [2021-11-13 23:09:30,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:09:30,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:30,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:30,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:30,160 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 55 proven. 260 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:30,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:30,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 63 states and 70 transitions. [2021-11-13 23:09:30,649 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 70 transitions. [2021-11-13 23:09:30,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:09:30,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:30,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:30,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:30,775 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 59 proven. 301 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:31,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:31,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 66 states and 73 transitions. [2021-11-13 23:09:31,267 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2021-11-13 23:09:31,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:09:31,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:31,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:31,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:31,398 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 63 proven. 345 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:31,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:31,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 69 states and 76 transitions. [2021-11-13 23:09:31,936 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 76 transitions. [2021-11-13 23:09:31,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:09:31,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:31,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:31,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:32,091 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 67 proven. 392 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:32,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:32,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 72 states and 79 transitions. [2021-11-13 23:09:32,607 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 79 transitions. [2021-11-13 23:09:32,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:09:32,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:32,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:32,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:32,736 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 71 proven. 442 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:33,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:33,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 75 states and 82 transitions. [2021-11-13 23:09:33,256 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 82 transitions. [2021-11-13 23:09:33,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 23:09:33,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:33,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:33,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:33,428 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 75 proven. 495 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:34,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:34,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 78 states and 85 transitions. [2021-11-13 23:09:34,041 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 85 transitions. [2021-11-13 23:09:34,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:09:34,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:34,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:34,166 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 79 proven. 551 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:34,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:34,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 81 states and 88 transitions. [2021-11-13 23:09:34,672 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 88 transitions. [2021-11-13 23:09:34,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 23:09:34,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:34,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:34,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:34,823 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 83 proven. 610 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:35,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:35,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 84 states and 91 transitions. [2021-11-13 23:09:35,357 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 91 transitions. [2021-11-13 23:09:35,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 23:09:35,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:35,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:35,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:35,494 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 87 proven. 672 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:36,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:36,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 87 states and 94 transitions. [2021-11-13 23:09:36,084 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 94 transitions. [2021-11-13 23:09:36,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:09:36,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:36,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:36,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:36,235 INFO L134 CoverageAnalysis]: Checked inductivity of 830 backedges. 91 proven. 737 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:36,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:36,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 90 states and 97 transitions. [2021-11-13 23:09:36,857 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 97 transitions. [2021-11-13 23:09:36,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-13 23:09:36,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:36,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:36,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:37,009 INFO L134 CoverageAnalysis]: Checked inductivity of 902 backedges. 95 proven. 805 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:37,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:37,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 93 states and 100 transitions. [2021-11-13 23:09:37,599 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 100 transitions. [2021-11-13 23:09:37,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 23:09:37,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:37,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:37,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:37,774 INFO L134 CoverageAnalysis]: Checked inductivity of 977 backedges. 99 proven. 876 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:38,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:38,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 96 states and 103 transitions. [2021-11-13 23:09:38,392 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 103 transitions. [2021-11-13 23:09:38,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-13 23:09:38,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:38,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:38,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:38,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1055 backedges. 103 proven. 950 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:39,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:39,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 99 states and 106 transitions. [2021-11-13 23:09:39,332 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 106 transitions. [2021-11-13 23:09:39,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-13 23:09:39,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:39,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:39,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:39,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 107 proven. 1027 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:40,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:40,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 102 states and 109 transitions. [2021-11-13 23:09:40,249 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 109 transitions. [2021-11-13 23:09:40,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-13 23:09:40,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:40,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:40,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:40,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1220 backedges. 111 proven. 1107 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:41,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:41,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 105 states and 112 transitions. [2021-11-13 23:09:41,242 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 112 transitions. [2021-11-13 23:09:41,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-13 23:09:41,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:41,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:41,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:41,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 115 proven. 1190 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:42,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:42,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 108 states and 115 transitions. [2021-11-13 23:09:42,105 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 115 transitions. [2021-11-13 23:09:42,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-13 23:09:42,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:42,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:42,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:42,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1397 backedges. 119 proven. 1276 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:43,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:43,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 111 states and 118 transitions. [2021-11-13 23:09:43,115 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 118 transitions. [2021-11-13 23:09:43,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-13 23:09:43,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:43,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:43,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:43,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1490 backedges. 123 proven. 1365 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:44,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:44,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 114 states and 121 transitions. [2021-11-13 23:09:44,275 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 121 transitions. [2021-11-13 23:09:44,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-13 23:09:44,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:44,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:44,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:44,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1586 backedges. 127 proven. 1457 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:45,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:45,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 117 states and 124 transitions. [2021-11-13 23:09:45,269 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 124 transitions. [2021-11-13 23:09:45,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-13 23:09:45,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:45,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:45,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:45,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1685 backedges. 131 proven. 1552 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:46,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:46,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 120 states and 127 transitions. [2021-11-13 23:09:46,267 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 127 transitions. [2021-11-13 23:09:46,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-13 23:09:46,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:46,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:46,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:46,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1787 backedges. 135 proven. 1650 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:47,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:47,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2021-11-13 23:09:47,551 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2021-11-13 23:09:47,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-13 23:09:47,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:47,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:47,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:47,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 139 proven. 1751 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:48,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:48,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 126 states and 133 transitions. [2021-11-13 23:09:48,615 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 133 transitions. [2021-11-13 23:09:48,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-13 23:09:48,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:48,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:48,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:48,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2000 backedges. 143 proven. 1855 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:49,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:49,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 129 states and 136 transitions. [2021-11-13 23:09:49,656 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 136 transitions. [2021-11-13 23:09:49,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-13 23:09:49,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:49,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:49,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:49,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2111 backedges. 147 proven. 1962 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:50,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:50,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 132 states and 139 transitions. [2021-11-13 23:09:50,699 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 139 transitions. [2021-11-13 23:09:50,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-13 23:09:50,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:50,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:50,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2225 backedges. 151 proven. 2072 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:51,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:51,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 135 states and 142 transitions. [2021-11-13 23:09:51,876 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 142 transitions. [2021-11-13 23:09:51,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-13 23:09:51,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:51,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:51,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:52,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2342 backedges. 155 proven. 2185 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:53,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:53,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 138 states and 145 transitions. [2021-11-13 23:09:53,013 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 145 transitions. [2021-11-13 23:09:53,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-13 23:09:53,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:53,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:53,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:53,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2462 backedges. 159 proven. 2301 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:54,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:54,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 141 states and 148 transitions. [2021-11-13 23:09:54,132 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 148 transitions. [2021-11-13 23:09:54,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-13 23:09:54,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:54,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:54,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2585 backedges. 163 proven. 2420 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:55,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:55,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 144 states and 151 transitions. [2021-11-13 23:09:55,242 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 151 transitions. [2021-11-13 23:09:55,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-13 23:09:55,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:55,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:55,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2711 backedges. 167 proven. 2542 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:56,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:56,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 147 states and 154 transitions. [2021-11-13 23:09:56,510 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 154 transitions. [2021-11-13 23:09:56,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-13 23:09:56,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:56,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:56,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:56,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2840 backedges. 171 proven. 2667 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:57,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:57,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 150 states and 157 transitions. [2021-11-13 23:09:57,756 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 157 transitions. [2021-11-13 23:09:57,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-13 23:09:57,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:57,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:57,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:58,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2972 backedges. 175 proven. 2795 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:59,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:59,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 153 states and 160 transitions. [2021-11-13 23:09:59,018 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 160 transitions. [2021-11-13 23:09:59,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-13 23:09:59,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:59,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:59,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:59,277 INFO L134 CoverageAnalysis]: Checked inductivity of 3107 backedges. 179 proven. 2926 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:00,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:00,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 156 states and 163 transitions. [2021-11-13 23:10:00,358 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 163 transitions. [2021-11-13 23:10:00,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-13 23:10:00,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:00,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:00,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:00,640 INFO L134 CoverageAnalysis]: Checked inductivity of 3245 backedges. 183 proven. 3060 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:01,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:01,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 159 states and 166 transitions. [2021-11-13 23:10:01,712 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 166 transitions. [2021-11-13 23:10:01,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-13 23:10:01,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:01,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:01,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:01,984 INFO L134 CoverageAnalysis]: Checked inductivity of 3386 backedges. 187 proven. 3197 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:03,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:03,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 162 states and 169 transitions. [2021-11-13 23:10:03,088 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 169 transitions. [2021-11-13 23:10:03,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-13 23:10:03,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:03,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:03,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:03,370 INFO L134 CoverageAnalysis]: Checked inductivity of 3530 backedges. 191 proven. 3337 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:04,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:04,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 165 states and 172 transitions. [2021-11-13 23:10:04,545 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 172 transitions. [2021-11-13 23:10:04,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-13 23:10:04,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:04,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:04,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:04,858 INFO L134 CoverageAnalysis]: Checked inductivity of 3677 backedges. 195 proven. 3480 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:06,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:06,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 168 states and 175 transitions. [2021-11-13 23:10:06,025 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 175 transitions. [2021-11-13 23:10:06,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-13 23:10:06,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:06,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:06,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:06,385 INFO L134 CoverageAnalysis]: Checked inductivity of 3827 backedges. 199 proven. 3626 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:07,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:07,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 171 states and 178 transitions. [2021-11-13 23:10:07,520 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 178 transitions. [2021-11-13 23:10:07,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 23:10:07,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:07,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:07,833 INFO L134 CoverageAnalysis]: Checked inductivity of 3980 backedges. 203 proven. 3775 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:09,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:09,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 174 states and 181 transitions. [2021-11-13 23:10:09,186 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 181 transitions. [2021-11-13 23:10:09,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-13 23:10:09,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:09,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:09,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:09,495 INFO L134 CoverageAnalysis]: Checked inductivity of 4136 backedges. 207 proven. 3927 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:10,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:10,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 177 states and 184 transitions. [2021-11-13 23:10:10,568 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 184 transitions. [2021-11-13 23:10:10,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-13 23:10:10,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:10,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:10,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:10,881 INFO L134 CoverageAnalysis]: Checked inductivity of 4295 backedges. 211 proven. 4082 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:12,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:12,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 180 states and 187 transitions. [2021-11-13 23:10:12,099 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 187 transitions. [2021-11-13 23:10:12,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-13 23:10:12,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:12,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:12,434 INFO L134 CoverageAnalysis]: Checked inductivity of 4457 backedges. 215 proven. 4240 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:13,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:13,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 183 states and 190 transitions. [2021-11-13 23:10:13,512 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 190 transitions. [2021-11-13 23:10:13,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-13 23:10:13,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:13,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:13,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:13,814 INFO L134 CoverageAnalysis]: Checked inductivity of 4622 backedges. 219 proven. 4401 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:15,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:15,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 186 states and 193 transitions. [2021-11-13 23:10:15,101 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 193 transitions. [2021-11-13 23:10:15,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-13 23:10:15,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:15,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:15,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:15,457 INFO L134 CoverageAnalysis]: Checked inductivity of 4790 backedges. 223 proven. 4565 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:16,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:16,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 189 states and 196 transitions. [2021-11-13 23:10:16,784 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 196 transitions. [2021-11-13 23:10:16,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-13 23:10:16,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:16,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:16,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:17,081 INFO L134 CoverageAnalysis]: Checked inductivity of 4961 backedges. 227 proven. 4732 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:18,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:18,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 192 states and 199 transitions. [2021-11-13 23:10:18,415 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 199 transitions. [2021-11-13 23:10:18,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-13 23:10:18,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:18,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:18,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:18,754 INFO L134 CoverageAnalysis]: Checked inductivity of 5135 backedges. 231 proven. 4902 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:20,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:20,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 195 states and 202 transitions. [2021-11-13 23:10:20,094 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 202 transitions. [2021-11-13 23:10:20,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-13 23:10:20,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:20,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:20,453 INFO L134 CoverageAnalysis]: Checked inductivity of 5312 backedges. 235 proven. 5075 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:21,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:21,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 198 states and 205 transitions. [2021-11-13 23:10:21,807 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 205 transitions. [2021-11-13 23:10:21,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-13 23:10:21,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:21,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:21,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:22,124 INFO L134 CoverageAnalysis]: Checked inductivity of 5492 backedges. 239 proven. 5251 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:23,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:23,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 201 states and 208 transitions. [2021-11-13 23:10:23,397 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 208 transitions. [2021-11-13 23:10:23,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-13 23:10:23,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:23,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:23,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:23,776 INFO L134 CoverageAnalysis]: Checked inductivity of 5675 backedges. 243 proven. 5430 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:25,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:25,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 204 states and 211 transitions. [2021-11-13 23:10:25,187 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 211 transitions. [2021-11-13 23:10:25,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-13 23:10:25,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:25,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:25,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:25,552 INFO L134 CoverageAnalysis]: Checked inductivity of 5861 backedges. 247 proven. 5612 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:26,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:26,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 207 states and 214 transitions. [2021-11-13 23:10:26,891 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 214 transitions. [2021-11-13 23:10:26,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-13 23:10:26,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:26,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:26,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:27,337 INFO L134 CoverageAnalysis]: Checked inductivity of 6050 backedges. 251 proven. 5797 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:28,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:28,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 210 states and 217 transitions. [2021-11-13 23:10:28,788 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 217 transitions. [2021-11-13 23:10:28,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-13 23:10:28,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:28,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:28,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:29,144 INFO L134 CoverageAnalysis]: Checked inductivity of 6242 backedges. 255 proven. 5985 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:30,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:30,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 213 states and 220 transitions. [2021-11-13 23:10:30,547 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 220 transitions. [2021-11-13 23:10:30,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2021-11-13 23:10:30,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:30,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:30,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:30,912 INFO L134 CoverageAnalysis]: Checked inductivity of 6437 backedges. 259 proven. 6176 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:32,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:32,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 216 states and 223 transitions. [2021-11-13 23:10:32,322 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 223 transitions. [2021-11-13 23:10:32,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-13 23:10:32,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:32,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:32,636 INFO L134 CoverageAnalysis]: Checked inductivity of 6635 backedges. 263 proven. 6370 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:34,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:34,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 219 states and 226 transitions. [2021-11-13 23:10:34,005 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 226 transitions. [2021-11-13 23:10:34,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-11-13 23:10:34,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:34,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:34,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:34,411 INFO L134 CoverageAnalysis]: Checked inductivity of 6836 backedges. 267 proven. 6567 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:35,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:35,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 222 states and 229 transitions. [2021-11-13 23:10:35,832 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 229 transitions. [2021-11-13 23:10:35,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-13 23:10:35,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:35,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:35,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:36,175 INFO L134 CoverageAnalysis]: Checked inductivity of 7040 backedges. 271 proven. 6767 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:37,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:37,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 225 states and 232 transitions. [2021-11-13 23:10:37,578 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 232 transitions. [2021-11-13 23:10:37,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-11-13 23:10:37,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:37,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:37,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:37,960 INFO L134 CoverageAnalysis]: Checked inductivity of 7247 backedges. 275 proven. 6970 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:39,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:39,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 228 states and 235 transitions. [2021-11-13 23:10:39,354 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 235 transitions. [2021-11-13 23:10:39,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-11-13 23:10:39,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:39,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:39,677 INFO L134 CoverageAnalysis]: Checked inductivity of 7457 backedges. 279 proven. 7176 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:41,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:41,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 231 states and 238 transitions. [2021-11-13 23:10:41,120 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 238 transitions. [2021-11-13 23:10:41,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-13 23:10:41,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:41,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:41,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:41,509 INFO L134 CoverageAnalysis]: Checked inductivity of 7670 backedges. 283 proven. 7385 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:42,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:42,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 234 states and 241 transitions. [2021-11-13 23:10:42,969 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 241 transitions. [2021-11-13 23:10:42,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-11-13 23:10:42,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:42,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:42,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:43,318 INFO L134 CoverageAnalysis]: Checked inductivity of 7886 backedges. 287 proven. 7597 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:44,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:44,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 237 states and 244 transitions. [2021-11-13 23:10:44,735 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 244 transitions. [2021-11-13 23:10:44,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-13 23:10:44,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:44,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:44,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:45,194 INFO L134 CoverageAnalysis]: Checked inductivity of 8105 backedges. 291 proven. 7812 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:46,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:46,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 240 states and 247 transitions. [2021-11-13 23:10:46,762 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 247 transitions. [2021-11-13 23:10:46,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-13 23:10:46,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:46,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:46,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:47,103 INFO L134 CoverageAnalysis]: Checked inductivity of 8327 backedges. 295 proven. 8030 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:48,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:48,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 243 states and 250 transitions. [2021-11-13 23:10:48,718 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 250 transitions. [2021-11-13 23:10:48,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-13 23:10:48,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:48,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:48,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:49,057 INFO L134 CoverageAnalysis]: Checked inductivity of 8552 backedges. 299 proven. 8251 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:50,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:50,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 246 states and 253 transitions. [2021-11-13 23:10:50,624 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 253 transitions. [2021-11-13 23:10:50,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-13 23:10:50,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:50,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:50,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:51,036 INFO L134 CoverageAnalysis]: Checked inductivity of 8780 backedges. 303 proven. 8475 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:52,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:52,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 249 states and 256 transitions. [2021-11-13 23:10:52,679 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 256 transitions. [2021-11-13 23:10:52,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-13 23:10:52,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:52,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:52,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:53,115 INFO L134 CoverageAnalysis]: Checked inductivity of 9011 backedges. 307 proven. 8702 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:54,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:54,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 252 states and 259 transitions. [2021-11-13 23:10:54,776 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 259 transitions. [2021-11-13 23:10:54,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-13 23:10:54,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:54,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:54,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:55,188 INFO L134 CoverageAnalysis]: Checked inductivity of 9245 backedges. 311 proven. 8932 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:56,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:56,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 255 states and 262 transitions. [2021-11-13 23:10:56,837 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 262 transitions. [2021-11-13 23:10:56,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-11-13 23:10:56,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:56,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:56,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:57,179 INFO L134 CoverageAnalysis]: Checked inductivity of 9482 backedges. 315 proven. 9165 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:10:58,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:58,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 258 states and 265 transitions. [2021-11-13 23:10:58,783 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 265 transitions. [2021-11-13 23:10:58,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-13 23:10:58,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:58,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:58,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:59,135 INFO L134 CoverageAnalysis]: Checked inductivity of 9722 backedges. 319 proven. 9401 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:00,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:00,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 261 states and 268 transitions. [2021-11-13 23:11:00,704 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 268 transitions. [2021-11-13 23:11:00,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-13 23:11:00,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:00,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:00,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:01,062 INFO L134 CoverageAnalysis]: Checked inductivity of 9965 backedges. 323 proven. 9640 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:02,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:02,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 264 states and 271 transitions. [2021-11-13 23:11:02,743 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 271 transitions. [2021-11-13 23:11:02,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-11-13 23:11:02,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:02,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:03,153 INFO L134 CoverageAnalysis]: Checked inductivity of 10211 backedges. 327 proven. 9882 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:04,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:04,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 267 states and 274 transitions. [2021-11-13 23:11:04,762 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 274 transitions. [2021-11-13 23:11:04,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-13 23:11:04,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:04,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:04,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:05,140 INFO L134 CoverageAnalysis]: Checked inductivity of 10460 backedges. 331 proven. 10127 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:06,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:06,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 270 states and 277 transitions. [2021-11-13 23:11:06,758 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 277 transitions. [2021-11-13 23:11:06,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-13 23:11:06,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:06,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:07,268 INFO L134 CoverageAnalysis]: Checked inductivity of 10712 backedges. 335 proven. 10375 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:08,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:08,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 273 states and 280 transitions. [2021-11-13 23:11:08,888 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 280 transitions. [2021-11-13 23:11:08,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-11-13 23:11:08,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:08,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:08,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:09,259 INFO L134 CoverageAnalysis]: Checked inductivity of 10967 backedges. 339 proven. 10626 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:10,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:10,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 276 states and 283 transitions. [2021-11-13 23:11:10,901 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 283 transitions. [2021-11-13 23:11:10,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2021-11-13 23:11:10,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:10,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:10,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:11,350 INFO L134 CoverageAnalysis]: Checked inductivity of 11225 backedges. 343 proven. 10880 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:13,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:13,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 279 states and 286 transitions. [2021-11-13 23:11:13,087 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 286 transitions. [2021-11-13 23:11:13,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2021-11-13 23:11:13,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:13,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:13,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:13,458 INFO L134 CoverageAnalysis]: Checked inductivity of 11486 backedges. 347 proven. 11137 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:15,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:15,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 282 states and 289 transitions. [2021-11-13 23:11:15,140 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 289 transitions. [2021-11-13 23:11:15,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2021-11-13 23:11:15,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:15,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:15,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:15,526 INFO L134 CoverageAnalysis]: Checked inductivity of 11750 backedges. 351 proven. 11397 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:17,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:17,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 285 states and 292 transitions. [2021-11-13 23:11:17,324 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 292 transitions. [2021-11-13 23:11:17,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2021-11-13 23:11:17,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:17,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:17,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:17,762 INFO L134 CoverageAnalysis]: Checked inductivity of 12017 backedges. 355 proven. 11660 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:19,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:19,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 288 states and 295 transitions. [2021-11-13 23:11:19,489 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 295 transitions. [2021-11-13 23:11:19,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2021-11-13 23:11:19,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:19,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:19,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:19,888 INFO L134 CoverageAnalysis]: Checked inductivity of 12287 backedges. 359 proven. 11926 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:21,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:21,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 291 states and 298 transitions. [2021-11-13 23:11:21,757 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 298 transitions. [2021-11-13 23:11:21,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-11-13 23:11:21,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:21,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:22,202 INFO L134 CoverageAnalysis]: Checked inductivity of 12560 backedges. 363 proven. 12195 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:23,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:23,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 294 states and 301 transitions. [2021-11-13 23:11:23,972 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 301 transitions. [2021-11-13 23:11:23,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2021-11-13 23:11:23,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:23,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:24,373 INFO L134 CoverageAnalysis]: Checked inductivity of 12836 backedges. 367 proven. 12467 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:26,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:26,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 297 states and 304 transitions. [2021-11-13 23:11:26,166 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 304 transitions. [2021-11-13 23:11:26,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-11-13 23:11:26,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:26,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:26,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:26,659 INFO L134 CoverageAnalysis]: Checked inductivity of 13115 backedges. 371 proven. 12742 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:28,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:28,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 300 states and 307 transitions. [2021-11-13 23:11:28,520 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 307 transitions. [2021-11-13 23:11:28,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2021-11-13 23:11:28,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:28,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:28,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:28,926 INFO L134 CoverageAnalysis]: Checked inductivity of 13397 backedges. 375 proven. 13020 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:30,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:30,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 303 states and 310 transitions. [2021-11-13 23:11:30,765 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 310 transitions. [2021-11-13 23:11:30,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-13 23:11:30,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:30,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:30,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:31,191 INFO L134 CoverageAnalysis]: Checked inductivity of 13682 backedges. 379 proven. 13301 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:33,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:33,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 306 states and 313 transitions. [2021-11-13 23:11:33,131 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 313 transitions. [2021-11-13 23:11:33,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-13 23:11:33,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:33,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:33,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:33,548 INFO L134 CoverageAnalysis]: Checked inductivity of 13970 backedges. 383 proven. 13585 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:35,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:35,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 309 states and 316 transitions. [2021-11-13 23:11:35,434 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 316 transitions. [2021-11-13 23:11:35,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2021-11-13 23:11:35,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:35,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:35,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:35,872 INFO L134 CoverageAnalysis]: Checked inductivity of 14261 backedges. 387 proven. 13872 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:37,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:37,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 312 states and 319 transitions. [2021-11-13 23:11:37,874 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 319 transitions. [2021-11-13 23:11:37,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2021-11-13 23:11:37,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:37,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:37,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:38,289 INFO L134 CoverageAnalysis]: Checked inductivity of 14555 backedges. 391 proven. 14162 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:40,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:40,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 315 states and 322 transitions. [2021-11-13 23:11:40,196 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 322 transitions. [2021-11-13 23:11:40,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2021-11-13 23:11:40,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:40,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:40,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:40,616 INFO L134 CoverageAnalysis]: Checked inductivity of 14852 backedges. 395 proven. 14455 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:42,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:42,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 318 states and 325 transitions. [2021-11-13 23:11:42,547 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 325 transitions. [2021-11-13 23:11:42,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2021-11-13 23:11:42,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:42,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:42,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:43,095 INFO L134 CoverageAnalysis]: Checked inductivity of 15152 backedges. 399 proven. 14751 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:45,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:45,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 321 states and 328 transitions. [2021-11-13 23:11:45,136 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 328 transitions. [2021-11-13 23:11:45,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2021-11-13 23:11:45,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:45,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:45,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:45,567 INFO L134 CoverageAnalysis]: Checked inductivity of 15455 backedges. 403 proven. 15050 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:47,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:47,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 324 states and 331 transitions. [2021-11-13 23:11:47,544 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 331 transitions. [2021-11-13 23:11:47,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2021-11-13 23:11:47,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:47,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:47,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:47,983 INFO L134 CoverageAnalysis]: Checked inductivity of 15761 backedges. 407 proven. 15352 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:50,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:50,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 327 states and 334 transitions. [2021-11-13 23:11:50,075 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 334 transitions. [2021-11-13 23:11:50,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2021-11-13 23:11:50,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:50,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:50,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:50,506 INFO L134 CoverageAnalysis]: Checked inductivity of 16070 backedges. 411 proven. 15657 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:52,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:52,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 330 states and 337 transitions. [2021-11-13 23:11:52,517 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 337 transitions. [2021-11-13 23:11:52,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2021-11-13 23:11:52,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:52,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:52,980 INFO L134 CoverageAnalysis]: Checked inductivity of 16382 backedges. 415 proven. 15965 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:55,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:55,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 333 states and 340 transitions. [2021-11-13 23:11:55,033 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 340 transitions. [2021-11-13 23:11:55,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2021-11-13 23:11:55,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:55,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:55,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:55,508 INFO L134 CoverageAnalysis]: Checked inductivity of 16697 backedges. 419 proven. 16276 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:11:57,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:57,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 336 states and 343 transitions. [2021-11-13 23:11:57,703 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 343 transitions. [2021-11-13 23:11:57,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2021-11-13 23:11:57,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:57,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:58,152 INFO L134 CoverageAnalysis]: Checked inductivity of 17015 backedges. 423 proven. 16590 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:00,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:00,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 339 states and 346 transitions. [2021-11-13 23:12:00,207 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 346 transitions. [2021-11-13 23:12:00,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2021-11-13 23:12:00,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:00,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:00,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:00,655 INFO L134 CoverageAnalysis]: Checked inductivity of 17336 backedges. 427 proven. 16907 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:02,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:02,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 342 states and 349 transitions. [2021-11-13 23:12:02,842 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 349 transitions. [2021-11-13 23:12:02,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2021-11-13 23:12:02,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:02,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:02,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:03,296 INFO L134 CoverageAnalysis]: Checked inductivity of 17660 backedges. 431 proven. 17227 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:05,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:05,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 345 states and 352 transitions. [2021-11-13 23:12:05,399 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 352 transitions. [2021-11-13 23:12:05,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2021-11-13 23:12:05,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:05,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:05,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:05,884 INFO L134 CoverageAnalysis]: Checked inductivity of 17987 backedges. 435 proven. 17550 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:07,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:07,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 348 states and 355 transitions. [2021-11-13 23:12:07,998 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 355 transitions. [2021-11-13 23:12:07,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2021-11-13 23:12:07,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:07,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:08,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:08,617 INFO L134 CoverageAnalysis]: Checked inductivity of 18317 backedges. 439 proven. 17876 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:10,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:10,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 351 states and 358 transitions. [2021-11-13 23:12:10,862 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 358 transitions. [2021-11-13 23:12:10,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2021-11-13 23:12:10,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:10,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:11,334 INFO L134 CoverageAnalysis]: Checked inductivity of 18650 backedges. 443 proven. 18205 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:13,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:13,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 354 states and 361 transitions. [2021-11-13 23:12:13,500 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 361 transitions. [2021-11-13 23:12:13,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2021-11-13 23:12:13,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:13,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:13,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:13,966 INFO L134 CoverageAnalysis]: Checked inductivity of 18986 backedges. 447 proven. 18537 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:16,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:16,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 357 states and 364 transitions. [2021-11-13 23:12:16,155 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 364 transitions. [2021-11-13 23:12:16,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2021-11-13 23:12:16,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:16,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:16,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:16,776 INFO L134 CoverageAnalysis]: Checked inductivity of 19325 backedges. 451 proven. 18872 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:18,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:18,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 360 states and 367 transitions. [2021-11-13 23:12:18,965 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 367 transitions. [2021-11-13 23:12:18,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2021-11-13 23:12:18,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:18,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:19,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:19,482 INFO L134 CoverageAnalysis]: Checked inductivity of 19667 backedges. 455 proven. 19210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:21,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:21,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 363 states and 370 transitions. [2021-11-13 23:12:21,686 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 370 transitions. [2021-11-13 23:12:21,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2021-11-13 23:12:21,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:21,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:22,179 INFO L134 CoverageAnalysis]: Checked inductivity of 20012 backedges. 459 proven. 19551 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:24,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:24,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 366 states and 373 transitions. [2021-11-13 23:12:24,541 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 373 transitions. [2021-11-13 23:12:24,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2021-11-13 23:12:24,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:24,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:24,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:25,052 INFO L134 CoverageAnalysis]: Checked inductivity of 20360 backedges. 463 proven. 19895 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:27,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:27,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 369 states and 376 transitions. [2021-11-13 23:12:27,313 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 376 transitions. [2021-11-13 23:12:27,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2021-11-13 23:12:27,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:27,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:27,812 INFO L134 CoverageAnalysis]: Checked inductivity of 20711 backedges. 467 proven. 20242 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:30,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:30,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 372 states and 379 transitions. [2021-11-13 23:12:30,109 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 379 transitions. [2021-11-13 23:12:30,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2021-11-13 23:12:30,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:30,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:30,612 INFO L134 CoverageAnalysis]: Checked inductivity of 21065 backedges. 471 proven. 20592 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:33,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:33,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 375 states and 382 transitions. [2021-11-13 23:12:33,037 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 382 transitions. [2021-11-13 23:12:33,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2021-11-13 23:12:33,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:33,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:33,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:33,582 INFO L134 CoverageAnalysis]: Checked inductivity of 21422 backedges. 475 proven. 20945 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:35,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:35,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 378 states and 385 transitions. [2021-11-13 23:12:35,896 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 385 transitions. [2021-11-13 23:12:35,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2021-11-13 23:12:35,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:35,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:35,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:36,402 INFO L134 CoverageAnalysis]: Checked inductivity of 21782 backedges. 479 proven. 21301 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:38,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:38,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 381 states and 388 transitions. [2021-11-13 23:12:38,902 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 388 transitions. [2021-11-13 23:12:38,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2021-11-13 23:12:38,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:38,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:38,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:39,494 INFO L134 CoverageAnalysis]: Checked inductivity of 22145 backedges. 483 proven. 21660 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:41,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:41,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 384 states and 391 transitions. [2021-11-13 23:12:41,948 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 391 transitions. [2021-11-13 23:12:41,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2021-11-13 23:12:41,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:41,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:41,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:42,592 INFO L134 CoverageAnalysis]: Checked inductivity of 22511 backedges. 487 proven. 22022 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:44,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:44,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 387 states and 394 transitions. [2021-11-13 23:12:44,968 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 394 transitions. [2021-11-13 23:12:44,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2021-11-13 23:12:44,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:44,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:45,493 INFO L134 CoverageAnalysis]: Checked inductivity of 22880 backedges. 491 proven. 22387 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:48,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:48,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 390 states and 397 transitions. [2021-11-13 23:12:48,026 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 397 transitions. [2021-11-13 23:12:48,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2021-11-13 23:12:48,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:48,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:48,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:48,569 INFO L134 CoverageAnalysis]: Checked inductivity of 23252 backedges. 495 proven. 22755 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:50,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:50,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 393 states and 400 transitions. [2021-11-13 23:12:50,975 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 400 transitions. [2021-11-13 23:12:50,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2021-11-13 23:12:50,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:50,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:51,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:51,532 INFO L134 CoverageAnalysis]: Checked inductivity of 23627 backedges. 499 proven. 23126 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:53,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:53,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 396 states and 403 transitions. [2021-11-13 23:12:53,980 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 403 transitions. [2021-11-13 23:12:53,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2021-11-13 23:12:53,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:53,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:54,525 INFO L134 CoverageAnalysis]: Checked inductivity of 24005 backedges. 503 proven. 23500 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:12:57,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:57,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 399 states and 406 transitions. [2021-11-13 23:12:57,245 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 406 transitions. [2021-11-13 23:12:57,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2021-11-13 23:12:57,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:57,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:57,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:57,941 INFO L134 CoverageAnalysis]: Checked inductivity of 24386 backedges. 507 proven. 23877 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:00,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:00,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 402 states and 409 transitions. [2021-11-13 23:13:00,415 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 409 transitions. [2021-11-13 23:13:00,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2021-11-13 23:13:00,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:00,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:00,962 INFO L134 CoverageAnalysis]: Checked inductivity of 24770 backedges. 511 proven. 24257 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:03,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:03,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 405 states and 412 transitions. [2021-11-13 23:13:03,466 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 412 transitions. [2021-11-13 23:13:03,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2021-11-13 23:13:03,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:03,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:03,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:04,179 INFO L134 CoverageAnalysis]: Checked inductivity of 25157 backedges. 515 proven. 24640 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:06,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:06,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 408 states and 415 transitions. [2021-11-13 23:13:06,690 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 415 transitions. [2021-11-13 23:13:06,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2021-11-13 23:13:06,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:06,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:06,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:07,246 INFO L134 CoverageAnalysis]: Checked inductivity of 25547 backedges. 519 proven. 25026 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:09,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:09,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 411 states and 418 transitions. [2021-11-13 23:13:09,788 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 418 transitions. [2021-11-13 23:13:09,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2021-11-13 23:13:09,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:09,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:09,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:10,355 INFO L134 CoverageAnalysis]: Checked inductivity of 25940 backedges. 523 proven. 25415 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:13,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:13,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 414 states and 421 transitions. [2021-11-13 23:13:13,137 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 421 transitions. [2021-11-13 23:13:13,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2021-11-13 23:13:13,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:13,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:13,865 INFO L134 CoverageAnalysis]: Checked inductivity of 26336 backedges. 527 proven. 25807 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:16,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:16,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 417 states and 424 transitions. [2021-11-13 23:13:16,571 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 424 transitions. [2021-11-13 23:13:16,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2021-11-13 23:13:16,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:16,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:17,151 INFO L134 CoverageAnalysis]: Checked inductivity of 26735 backedges. 531 proven. 26202 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:19,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:19,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 420 states and 427 transitions. [2021-11-13 23:13:19,754 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 427 transitions. [2021-11-13 23:13:19,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2021-11-13 23:13:19,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:19,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:19,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:20,333 INFO L134 CoverageAnalysis]: Checked inductivity of 27137 backedges. 535 proven. 26600 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:23,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:23,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 423 states and 430 transitions. [2021-11-13 23:13:23,142 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 430 transitions. [2021-11-13 23:13:23,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2021-11-13 23:13:23,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:23,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:23,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:23,742 INFO L134 CoverageAnalysis]: Checked inductivity of 27542 backedges. 539 proven. 27001 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:26,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:26,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 426 states and 433 transitions. [2021-11-13 23:13:26,561 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 433 transitions. [2021-11-13 23:13:26,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2021-11-13 23:13:26,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:26,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:27,150 INFO L134 CoverageAnalysis]: Checked inductivity of 27950 backedges. 543 proven. 27405 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:29,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:29,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 429 states and 436 transitions. [2021-11-13 23:13:29,821 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 436 transitions. [2021-11-13 23:13:29,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2021-11-13 23:13:29,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:29,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:29,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:30,545 INFO L134 CoverageAnalysis]: Checked inductivity of 28361 backedges. 547 proven. 27812 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:33,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:33,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 432 states and 439 transitions. [2021-11-13 23:13:33,389 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 439 transitions. [2021-11-13 23:13:33,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2021-11-13 23:13:33,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:33,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:33,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:33,982 INFO L134 CoverageAnalysis]: Checked inductivity of 28775 backedges. 551 proven. 28222 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:36,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:36,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 435 states and 442 transitions. [2021-11-13 23:13:36,851 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 442 transitions. [2021-11-13 23:13:36,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2021-11-13 23:13:36,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:36,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:36,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:37,446 INFO L134 CoverageAnalysis]: Checked inductivity of 29192 backedges. 555 proven. 28635 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:40,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:40,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 438 states and 445 transitions. [2021-11-13 23:13:40,171 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 445 transitions. [2021-11-13 23:13:40,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2021-11-13 23:13:40,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:40,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:40,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:40,803 INFO L134 CoverageAnalysis]: Checked inductivity of 29612 backedges. 559 proven. 29051 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:43,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:43,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 441 states and 448 transitions. [2021-11-13 23:13:43,719 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 448 transitions. [2021-11-13 23:13:43,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2021-11-13 23:13:43,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:43,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:44,329 INFO L134 CoverageAnalysis]: Checked inductivity of 30035 backedges. 563 proven. 29470 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:47,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:47,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 444 states and 451 transitions. [2021-11-13 23:13:47,301 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 451 transitions. [2021-11-13 23:13:47,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2021-11-13 23:13:47,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:47,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:47,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:47,923 INFO L134 CoverageAnalysis]: Checked inductivity of 30461 backedges. 567 proven. 29892 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:50,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:50,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 447 states and 454 transitions. [2021-11-13 23:13:50,864 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 454 transitions. [2021-11-13 23:13:50,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2021-11-13 23:13:50,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:50,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:51,492 INFO L134 CoverageAnalysis]: Checked inductivity of 30890 backedges. 571 proven. 30317 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:54,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:54,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 450 states and 457 transitions. [2021-11-13 23:13:54,302 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 457 transitions. [2021-11-13 23:13:54,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2021-11-13 23:13:54,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:54,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:54,928 INFO L134 CoverageAnalysis]: Checked inductivity of 31322 backedges. 575 proven. 30745 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:13:57,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:57,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 453 states and 460 transitions. [2021-11-13 23:13:57,929 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 460 transitions. [2021-11-13 23:13:57,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2021-11-13 23:13:57,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:57,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:58,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:58,615 INFO L134 CoverageAnalysis]: Checked inductivity of 31757 backedges. 579 proven. 31176 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:01,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:01,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 456 states and 463 transitions. [2021-11-13 23:14:01,618 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 463 transitions. [2021-11-13 23:14:01,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2021-11-13 23:14:01,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:01,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:01,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:02,274 INFO L134 CoverageAnalysis]: Checked inductivity of 32195 backedges. 583 proven. 31610 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:05,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:05,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 459 states and 466 transitions. [2021-11-13 23:14:05,318 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 466 transitions. [2021-11-13 23:14:05,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2021-11-13 23:14:05,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:05,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:05,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:05,969 INFO L134 CoverageAnalysis]: Checked inductivity of 32636 backedges. 587 proven. 32047 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:08,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:08,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 462 states and 469 transitions. [2021-11-13 23:14:08,866 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 469 transitions. [2021-11-13 23:14:08,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2021-11-13 23:14:08,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:08,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:08,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:09,704 INFO L134 CoverageAnalysis]: Checked inductivity of 33080 backedges. 591 proven. 32487 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:12,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:12,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 465 states and 472 transitions. [2021-11-13 23:14:12,635 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 472 transitions. [2021-11-13 23:14:12,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2021-11-13 23:14:12,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:12,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:12,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:13,299 INFO L134 CoverageAnalysis]: Checked inductivity of 33527 backedges. 595 proven. 32930 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:16,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:16,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 468 states and 475 transitions. [2021-11-13 23:14:16,454 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 475 transitions. [2021-11-13 23:14:16,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2021-11-13 23:14:16,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:16,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:16,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:17,174 INFO L134 CoverageAnalysis]: Checked inductivity of 33977 backedges. 599 proven. 33376 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:20,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:20,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 471 states and 478 transitions. [2021-11-13 23:14:20,225 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 478 transitions. [2021-11-13 23:14:20,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2021-11-13 23:14:20,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:20,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:21,071 INFO L134 CoverageAnalysis]: Checked inductivity of 34430 backedges. 603 proven. 33825 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:24,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:24,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 474 states and 481 transitions. [2021-11-13 23:14:24,036 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 481 transitions. [2021-11-13 23:14:24,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2021-11-13 23:14:24,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:24,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:24,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:24,710 INFO L134 CoverageAnalysis]: Checked inductivity of 34886 backedges. 607 proven. 34277 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:27,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:27,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 477 states and 484 transitions. [2021-11-13 23:14:27,897 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 484 transitions. [2021-11-13 23:14:27,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2021-11-13 23:14:27,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:27,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:27,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:28,585 INFO L134 CoverageAnalysis]: Checked inductivity of 35345 backedges. 611 proven. 34732 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:31,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:31,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 480 states and 487 transitions. [2021-11-13 23:14:31,777 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 487 transitions. [2021-11-13 23:14:31,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2021-11-13 23:14:31,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:31,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:32,509 INFO L134 CoverageAnalysis]: Checked inductivity of 35807 backedges. 615 proven. 35190 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:35,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:35,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 483 states and 490 transitions. [2021-11-13 23:14:35,762 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 490 transitions. [2021-11-13 23:14:35,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2021-11-13 23:14:35,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:35,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:36,527 INFO L134 CoverageAnalysis]: Checked inductivity of 36272 backedges. 619 proven. 35651 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:39,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:39,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 486 states and 493 transitions. [2021-11-13 23:14:39,766 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 493 transitions. [2021-11-13 23:14:39,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2021-11-13 23:14:39,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:39,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:40,504 INFO L134 CoverageAnalysis]: Checked inductivity of 36740 backedges. 623 proven. 36115 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:43,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:43,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 489 states and 496 transitions. [2021-11-13 23:14:43,760 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 496 transitions. [2021-11-13 23:14:43,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2021-11-13 23:14:43,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:43,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:44,456 INFO L134 CoverageAnalysis]: Checked inductivity of 37211 backedges. 627 proven. 36582 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:47,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:47,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 492 states and 499 transitions. [2021-11-13 23:14:47,757 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 499 transitions. [2021-11-13 23:14:47,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2021-11-13 23:14:47,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:47,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:47,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:48,457 INFO L134 CoverageAnalysis]: Checked inductivity of 37685 backedges. 631 proven. 37052 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:51,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:51,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 495 states and 502 transitions. [2021-11-13 23:14:51,593 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 502 transitions. [2021-11-13 23:14:51,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2021-11-13 23:14:51,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:51,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:52,469 INFO L134 CoverageAnalysis]: Checked inductivity of 38162 backedges. 635 proven. 37525 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:55,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:55,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 498 states and 505 transitions. [2021-11-13 23:14:55,802 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 505 transitions. [2021-11-13 23:14:55,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2021-11-13 23:14:55,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:55,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:55,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:56,515 INFO L134 CoverageAnalysis]: Checked inductivity of 38642 backedges. 639 proven. 38001 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:14:59,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:59,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 501 states and 508 transitions. [2021-11-13 23:14:59,712 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 508 transitions. [2021-11-13 23:14:59,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2021-11-13 23:14:59,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:59,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:00,435 INFO L134 CoverageAnalysis]: Checked inductivity of 39125 backedges. 643 proven. 38480 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:03,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:03,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 504 states and 511 transitions. [2021-11-13 23:15:03,815 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 511 transitions. [2021-11-13 23:15:03,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2021-11-13 23:15:03,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:03,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:03,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:04,585 INFO L134 CoverageAnalysis]: Checked inductivity of 39611 backedges. 647 proven. 38962 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:07,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:07,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 507 states and 514 transitions. [2021-11-13 23:15:07,995 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 514 transitions. [2021-11-13 23:15:07,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2021-11-13 23:15:07,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:07,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:08,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:08,718 INFO L134 CoverageAnalysis]: Checked inductivity of 40100 backedges. 651 proven. 39447 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:12,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:12,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 510 states and 517 transitions. [2021-11-13 23:15:12,133 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 517 transitions. [2021-11-13 23:15:12,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-11-13 23:15:12,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:12,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:12,928 INFO L134 CoverageAnalysis]: Checked inductivity of 40592 backedges. 655 proven. 39935 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:16,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:16,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 513 states and 520 transitions. [2021-11-13 23:15:16,524 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 520 transitions. [2021-11-13 23:15:16,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-13 23:15:16,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:16,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:16,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:17,263 INFO L134 CoverageAnalysis]: Checked inductivity of 41087 backedges. 659 proven. 40426 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:20,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:20,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 516 states and 523 transitions. [2021-11-13 23:15:20,541 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 523 transitions. [2021-11-13 23:15:20,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2021-11-13 23:15:20,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:20,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:20,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:21,448 INFO L134 CoverageAnalysis]: Checked inductivity of 41585 backedges. 663 proven. 40920 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:24,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:24,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 519 states and 526 transitions. [2021-11-13 23:15:24,756 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 526 transitions. [2021-11-13 23:15:24,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2021-11-13 23:15:24,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:24,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:24,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:25,504 INFO L134 CoverageAnalysis]: Checked inductivity of 42086 backedges. 667 proven. 41417 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:28,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:28,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 522 states and 529 transitions. [2021-11-13 23:15:28,980 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 529 transitions. [2021-11-13 23:15:28,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2021-11-13 23:15:28,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:28,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:29,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:29,737 INFO L134 CoverageAnalysis]: Checked inductivity of 42590 backedges. 671 proven. 41917 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:33,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:33,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 525 states and 532 transitions. [2021-11-13 23:15:33,258 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 532 transitions. [2021-11-13 23:15:33,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2021-11-13 23:15:33,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:33,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:33,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:34,039 INFO L134 CoverageAnalysis]: Checked inductivity of 43097 backedges. 675 proven. 42420 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:37,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:37,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 528 states and 535 transitions. [2021-11-13 23:15:37,425 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 535 transitions. [2021-11-13 23:15:37,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2021-11-13 23:15:37,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:37,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:37,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:38,361 INFO L134 CoverageAnalysis]: Checked inductivity of 43607 backedges. 679 proven. 42926 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:41,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:41,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 531 states and 538 transitions. [2021-11-13 23:15:41,924 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 538 transitions. [2021-11-13 23:15:41,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2021-11-13 23:15:41,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:41,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:42,692 INFO L134 CoverageAnalysis]: Checked inductivity of 44120 backedges. 683 proven. 43435 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:46,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:46,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 534 states and 541 transitions. [2021-11-13 23:15:46,116 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 541 transitions. [2021-11-13 23:15:46,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2021-11-13 23:15:46,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:46,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:46,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:47,047 INFO L134 CoverageAnalysis]: Checked inductivity of 44636 backedges. 687 proven. 43947 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:50,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:50,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 537 states and 544 transitions. [2021-11-13 23:15:50,493 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 544 transitions. [2021-11-13 23:15:50,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2021-11-13 23:15:50,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:50,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:50,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:51,309 INFO L134 CoverageAnalysis]: Checked inductivity of 45155 backedges. 691 proven. 44462 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:54,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:54,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 540 states and 547 transitions. [2021-11-13 23:15:54,903 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 547 transitions. [2021-11-13 23:15:54,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2021-11-13 23:15:54,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:54,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:54,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:55,876 INFO L134 CoverageAnalysis]: Checked inductivity of 45677 backedges. 695 proven. 44980 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:15:59,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:59,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 543 states and 550 transitions. [2021-11-13 23:15:59,705 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 550 transitions. [2021-11-13 23:15:59,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2021-11-13 23:15:59,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:59,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:00,499 INFO L134 CoverageAnalysis]: Checked inductivity of 46202 backedges. 699 proven. 45501 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:04,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:04,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 546 states and 553 transitions. [2021-11-13 23:16:04,119 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 553 transitions. [2021-11-13 23:16:04,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2021-11-13 23:16:04,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:04,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:04,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:04,919 INFO L134 CoverageAnalysis]: Checked inductivity of 46730 backedges. 703 proven. 46025 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:08,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:08,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 549 states and 556 transitions. [2021-11-13 23:16:08,476 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 556 transitions. [2021-11-13 23:16:08,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2021-11-13 23:16:08,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:08,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:08,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:09,424 INFO L134 CoverageAnalysis]: Checked inductivity of 47261 backedges. 707 proven. 46552 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:13,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:13,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 552 states and 559 transitions. [2021-11-13 23:16:13,003 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 559 transitions. [2021-11-13 23:16:13,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 543 [2021-11-13 23:16:13,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:13,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:13,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:13,958 INFO L134 CoverageAnalysis]: Checked inductivity of 47795 backedges. 711 proven. 47082 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:17,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:17,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 555 states and 562 transitions. [2021-11-13 23:16:17,726 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 562 transitions. [2021-11-13 23:16:17,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 546 [2021-11-13 23:16:17,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:17,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:17,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:18,540 INFO L134 CoverageAnalysis]: Checked inductivity of 48332 backedges. 715 proven. 47615 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:22,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:22,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 558 states and 565 transitions. [2021-11-13 23:16:22,331 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 565 transitions. [2021-11-13 23:16:22,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2021-11-13 23:16:22,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:22,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:22,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:23,161 INFO L134 CoverageAnalysis]: Checked inductivity of 48872 backedges. 719 proven. 48151 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:26,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:26,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 561 states and 568 transitions. [2021-11-13 23:16:26,943 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 568 transitions. [2021-11-13 23:16:26,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2021-11-13 23:16:26,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:26,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:27,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:27,963 INFO L134 CoverageAnalysis]: Checked inductivity of 49415 backedges. 723 proven. 48690 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:31,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:31,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 564 states and 571 transitions. [2021-11-13 23:16:31,777 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 571 transitions. [2021-11-13 23:16:31,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 555 [2021-11-13 23:16:31,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:31,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:31,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:32,610 INFO L134 CoverageAnalysis]: Checked inductivity of 49961 backedges. 727 proven. 49232 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:36,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:36,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 567 states and 574 transitions. [2021-11-13 23:16:36,599 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 574 transitions. [2021-11-13 23:16:36,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 558 [2021-11-13 23:16:36,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:36,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:36,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:37,437 INFO L134 CoverageAnalysis]: Checked inductivity of 50510 backedges. 731 proven. 49777 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:41,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:41,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 570 states and 577 transitions. [2021-11-13 23:16:41,348 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 577 transitions. [2021-11-13 23:16:41,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2021-11-13 23:16:41,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:41,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:41,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:42,280 INFO L134 CoverageAnalysis]: Checked inductivity of 51062 backedges. 735 proven. 50325 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:46,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:46,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 573 states and 580 transitions. [2021-11-13 23:16:46,297 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 580 transitions. [2021-11-13 23:16:46,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 564 [2021-11-13 23:16:46,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:46,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:46,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:47,298 INFO L134 CoverageAnalysis]: Checked inductivity of 51617 backedges. 739 proven. 50876 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:51,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:51,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 576 states and 583 transitions. [2021-11-13 23:16:51,195 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 583 transitions. [2021-11-13 23:16:51,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 567 [2021-11-13 23:16:51,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:51,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:51,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:52,080 INFO L134 CoverageAnalysis]: Checked inductivity of 52175 backedges. 743 proven. 51430 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:16:56,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:56,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 579 states and 586 transitions. [2021-11-13 23:16:56,002 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 586 transitions. [2021-11-13 23:16:56,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 570 [2021-11-13 23:16:56,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:56,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:56,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:56,872 INFO L134 CoverageAnalysis]: Checked inductivity of 52736 backedges. 747 proven. 51987 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:00,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:00,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 582 states and 589 transitions. [2021-11-13 23:17:00,816 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 589 transitions. [2021-11-13 23:17:00,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2021-11-13 23:17:00,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:00,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:00,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:01,761 INFO L134 CoverageAnalysis]: Checked inductivity of 53300 backedges. 751 proven. 52547 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:05,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:05,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 585 states and 592 transitions. [2021-11-13 23:17:05,779 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 592 transitions. [2021-11-13 23:17:05,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 576 [2021-11-13 23:17:05,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:05,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:05,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:06,690 INFO L134 CoverageAnalysis]: Checked inductivity of 53867 backedges. 755 proven. 53110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:10,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:10,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 588 states and 595 transitions. [2021-11-13 23:17:10,673 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 595 transitions. [2021-11-13 23:17:10,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 579 [2021-11-13 23:17:10,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:10,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:10,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:11,560 INFO L134 CoverageAnalysis]: Checked inductivity of 54437 backedges. 759 proven. 53676 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:15,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:15,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 591 states and 598 transitions. [2021-11-13 23:17:15,625 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 598 transitions. [2021-11-13 23:17:15,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 582 [2021-11-13 23:17:15,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:15,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:15,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:16,548 INFO L134 CoverageAnalysis]: Checked inductivity of 55010 backedges. 763 proven. 54245 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:20,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:20,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 594 states and 601 transitions. [2021-11-13 23:17:20,432 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 601 transitions. [2021-11-13 23:17:20,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 585 [2021-11-13 23:17:20,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:20,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:20,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:21,492 INFO L134 CoverageAnalysis]: Checked inductivity of 55586 backedges. 767 proven. 54817 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:25,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:25,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 597 states and 604 transitions. [2021-11-13 23:17:25,418 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 604 transitions. [2021-11-13 23:17:25,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 588 [2021-11-13 23:17:25,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:25,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:25,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:26,552 INFO L134 CoverageAnalysis]: Checked inductivity of 56165 backedges. 771 proven. 55392 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:30,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:30,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 600 states and 607 transitions. [2021-11-13 23:17:30,643 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 607 transitions. [2021-11-13 23:17:30,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2021-11-13 23:17:30,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:30,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:30,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:31,547 INFO L134 CoverageAnalysis]: Checked inductivity of 56747 backedges. 775 proven. 55970 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:35,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:35,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 603 states and 610 transitions. [2021-11-13 23:17:35,678 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 610 transitions. [2021-11-13 23:17:35,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 594 [2021-11-13 23:17:35,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:35,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:36,757 INFO L134 CoverageAnalysis]: Checked inductivity of 57332 backedges. 779 proven. 56551 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:40,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:40,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 606 states and 613 transitions. [2021-11-13 23:17:40,917 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 613 transitions. [2021-11-13 23:17:40,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 597 [2021-11-13 23:17:40,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:40,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:41,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:41,833 INFO L134 CoverageAnalysis]: Checked inductivity of 57920 backedges. 783 proven. 57135 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:46,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:46,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 609 states and 616 transitions. [2021-11-13 23:17:46,038 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 616 transitions. [2021-11-13 23:17:46,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2021-11-13 23:17:46,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:46,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:46,959 INFO L134 CoverageAnalysis]: Checked inductivity of 58511 backedges. 787 proven. 57722 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:51,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:51,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 612 states and 619 transitions. [2021-11-13 23:17:51,324 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 619 transitions. [2021-11-13 23:17:51,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 603 [2021-11-13 23:17:51,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:51,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:52,255 INFO L134 CoverageAnalysis]: Checked inductivity of 59105 backedges. 791 proven. 58312 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:17:56,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:56,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 615 states and 622 transitions. [2021-11-13 23:17:56,445 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 622 transitions. [2021-11-13 23:17:56,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2021-11-13 23:17:56,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:56,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:57,375 INFO L134 CoverageAnalysis]: Checked inductivity of 59702 backedges. 795 proven. 58905 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:18:01,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:01,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 618 states and 625 transitions. [2021-11-13 23:18:01,773 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 625 transitions. [2021-11-13 23:18:01,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 609 [2021-11-13 23:18:01,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:01,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:01,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:02,791 INFO L134 CoverageAnalysis]: Checked inductivity of 60302 backedges. 799 proven. 59501 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:18:07,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:07,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 621 states and 628 transitions. [2021-11-13 23:18:07,038 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 628 transitions. [2021-11-13 23:18:07,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 612 [2021-11-13 23:18:07,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:07,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:07,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:08,305 INFO L134 CoverageAnalysis]: Checked inductivity of 60905 backedges. 803 proven. 60100 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:18:12,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:12,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 624 states and 631 transitions. [2021-11-13 23:18:12,581 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 631 transitions. [2021-11-13 23:18:12,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 615 [2021-11-13 23:18:12,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:12,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:12,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:13,750 INFO L134 CoverageAnalysis]: Checked inductivity of 61511 backedges. 807 proven. 60702 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:18:18,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:18,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 627 states and 634 transitions. [2021-11-13 23:18:18,065 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 634 transitions. [2021-11-13 23:18:18,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 618 [2021-11-13 23:18:18,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:18,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:18,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:19,190 INFO L134 CoverageAnalysis]: Checked inductivity of 62120 backedges. 811 proven. 61307 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:18:23,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:23,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 630 states and 637 transitions. [2021-11-13 23:18:23,509 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 637 transitions. [2021-11-13 23:18:23,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 621 [2021-11-13 23:18:23,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:23,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:23,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:24,473 INFO L134 CoverageAnalysis]: Checked inductivity of 62732 backedges. 815 proven. 61915 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:18:28,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:28,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 633 states and 640 transitions. [2021-11-13 23:18:28,858 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 640 transitions. [2021-11-13 23:18:28,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 624 [2021-11-13 23:18:28,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:28,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:29,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:30,011 INFO L134 CoverageAnalysis]: Checked inductivity of 63347 backedges. 819 proven. 62526 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:18:34,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:34,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 636 states and 643 transitions. [2021-11-13 23:18:34,521 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 643 transitions. [2021-11-13 23:18:34,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 627 [2021-11-13 23:18:34,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:34,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:34,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:35,763 INFO L134 CoverageAnalysis]: Checked inductivity of 63965 backedges. 823 proven. 63140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:18:40,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:40,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 639 states and 646 transitions. [2021-11-13 23:18:40,136 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 646 transitions. [2021-11-13 23:18:40,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 630 [2021-11-13 23:18:40,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:40,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:40,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:41,132 INFO L134 CoverageAnalysis]: Checked inductivity of 64586 backedges. 827 proven. 63757 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:18:45,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:45,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 642 states and 649 transitions. [2021-11-13 23:18:45,511 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 649 transitions. [2021-11-13 23:18:45,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 633 [2021-11-13 23:18:45,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:45,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:45,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:46,508 INFO L134 CoverageAnalysis]: Checked inductivity of 65210 backedges. 831 proven. 64377 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:18:50,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:50,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 645 states and 652 transitions. [2021-11-13 23:18:50,929 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 652 transitions. [2021-11-13 23:18:50,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 636 [2021-11-13 23:18:50,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:50,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:51,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:51,928 INFO L134 CoverageAnalysis]: Checked inductivity of 65837 backedges. 835 proven. 65000 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:18:56,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:56,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 648 states and 655 transitions. [2021-11-13 23:18:56,578 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 655 transitions. [2021-11-13 23:18:56,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 639 [2021-11-13 23:18:56,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:56,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:57,586 INFO L134 CoverageAnalysis]: Checked inductivity of 66467 backedges. 839 proven. 65626 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:19:02,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:02,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 651 states and 658 transitions. [2021-11-13 23:19:02,093 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 658 transitions. [2021-11-13 23:19:02,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 642 [2021-11-13 23:19:02,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:02,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:02,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:03,289 INFO L134 CoverageAnalysis]: Checked inductivity of 67100 backedges. 843 proven. 66255 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:19:07,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:07,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 654 states and 661 transitions. [2021-11-13 23:19:07,820 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 661 transitions. [2021-11-13 23:19:07,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 645 [2021-11-13 23:19:07,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:07,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:08,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:09,031 INFO L134 CoverageAnalysis]: Checked inductivity of 67736 backedges. 847 proven. 66887 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:19:13,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:13,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 657 states and 664 transitions. [2021-11-13 23:19:13,759 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 664 transitions. [2021-11-13 23:19:13,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 648 [2021-11-13 23:19:13,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:13,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:13,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:14,786 INFO L134 CoverageAnalysis]: Checked inductivity of 68375 backedges. 851 proven. 67522 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:19:19,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:19,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 660 states and 667 transitions. [2021-11-13 23:19:19,302 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 667 transitions. [2021-11-13 23:19:19,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 651 [2021-11-13 23:19:19,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:19,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:19,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:20,609 INFO L134 CoverageAnalysis]: Checked inductivity of 69017 backedges. 855 proven. 68160 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:19:25,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:25,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 663 states and 670 transitions. [2021-11-13 23:19:25,061 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 670 transitions. [2021-11-13 23:19:25,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 654 [2021-11-13 23:19:25,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:25,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:25,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:26,310 INFO L134 CoverageAnalysis]: Checked inductivity of 69662 backedges. 859 proven. 68801 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:19:30,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:30,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 666 states and 673 transitions. [2021-11-13 23:19:30,936 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 673 transitions. [2021-11-13 23:19:30,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 657 [2021-11-13 23:19:30,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:30,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:31,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:32,009 INFO L134 CoverageAnalysis]: Checked inductivity of 70310 backedges. 863 proven. 69445 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:19:36,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:36,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 669 states and 676 transitions. [2021-11-13 23:19:36,808 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 676 transitions. [2021-11-13 23:19:36,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 660 [2021-11-13 23:19:36,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:36,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:36,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:38,018 INFO L134 CoverageAnalysis]: Checked inductivity of 70961 backedges. 867 proven. 70092 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:19:42,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:42,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 672 states and 679 transitions. [2021-11-13 23:19:42,701 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 679 transitions. [2021-11-13 23:19:42,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 663 [2021-11-13 23:19:42,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:42,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:43,804 INFO L134 CoverageAnalysis]: Checked inductivity of 71615 backedges. 871 proven. 70742 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:19:48,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:48,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 675 states and 682 transitions. [2021-11-13 23:19:48,675 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 682 transitions. [2021-11-13 23:19:48,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 666 [2021-11-13 23:19:48,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:48,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:48,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:49,736 INFO L134 CoverageAnalysis]: Checked inductivity of 72272 backedges. 875 proven. 71395 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:19:54,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:54,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 678 states and 685 transitions. [2021-11-13 23:19:54,641 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 685 transitions. [2021-11-13 23:19:54,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 669 [2021-11-13 23:19:54,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:54,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:54,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:55,714 INFO L134 CoverageAnalysis]: Checked inductivity of 72932 backedges. 879 proven. 72051 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:20:00,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:00,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 681 states and 688 transitions. [2021-11-13 23:20:00,618 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 688 transitions. [2021-11-13 23:20:00,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 672 [2021-11-13 23:20:00,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:00,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:00,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:01,704 INFO L134 CoverageAnalysis]: Checked inductivity of 73595 backedges. 883 proven. 72710 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.